public static void Add(this IList <CommandError> errors, Exception exception, CommandErrorSeverity severity = CommandErrorSeverity.Error)
{
if (errors is null)
{
throw new ArgumentNullException(nameof(errors));
}
if (exception is null)
{
throw new ArgumentNullException(nameof(exception));
}
if (exception is AggregateException aggregateException)
{
foreach (var innerException in aggregateException.Flatten().InnerExceptions)
{
errors.Add(innerException, severity);
}
}
else
{
errors.Add(new CommandError()
{
Message = exception.Message,
Severity = severity
});
}
}
public static Exception ToException(this IEnumerable <CommandError> errors, CommandErrorSeverity minSeverity = CommandErrorSeverity.Error)
{
if (errors is null)
{
throw new ArgumentNullException(nameof(errors));
}
var affectedErrors = errors
.Where(error => error.Severity >= minSeverity);
if (affectedErrors.Skip(1).Any())
{
return(new AggregateException(affectedErrors.Select(error => error.ToException())));
}
return(affectedErrors.SingleOrDefault()?.ToException());
}
